Invention Grant
- Patent Title: Method and apparatus for producing battery separator roll
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Application No.: US14780681Application Date: 2015-02-09
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Publication No.: US09786884B2Publication Date: 2017-10-10
- Inventor: Takahiro Matsuo , Satoshi Yoneyama
- Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
- Applicant Address: JP Chuo-ku, Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Chuo-ku, Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2014-209413 20141010
- International Application: PCT/JP2015/053544 WO 20150209
- International Announcement: WO2016/056256 WO 20160414
- Main IPC: B65H35/02
- IPC: B65H35/02 ; B32B37/02 ; B32B38/04 ; B29C65/50 ; H01M2/14 ; B32B37/12 ; B32B39/00 ; H01M2/16 ; B32B38/00 ; B32B38/10 ; B65H18/14 ; B32B38/18 ; H01M10/0525
Abstract:
The present invention provides a long separator roll. A method according to the present invention for producing a battery separator roll includes a connecting step of connecting two or more separators (12b and 12c) to each other along a lengthwise direction so that the battery separator roll is produced.
Public/Granted literature
- US20160308183A1 METHOD AND APPARATUS FOR PRODUCING BATTERY SEPARATOR ROLL Public/Granted day:2016-10-20
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